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Study Chancre lecture notes PDF with microbiology definitions and explanation to study What is Chancre?. Study chancre explanation with microbiology terms to review microbiology course for online degree programs.

Chancre Definitions:

  1. Primary lesion of syphilis occurring at the site of entry of the pathogen.

    Prescott's Microbiology 9th Edition by Joanne Willey, Linda Sherwood, Christopher J. Woolverton



  2. Primary sore of syphilis that forms at the site of penetration by Treponema pallidum.

    Foundations in Microbiology by Kathleen Park Talaro, Arthur Talaro



Chancre Notes:

A chancre is a commonly formed painless genital ulcer, resulting from syphilis. Formed approximately 21 days after the initial exposure to Treponema pallidum (the gram-negative spirochete bacterium yielding syphilis), it symbolizes the primary stage of infection. These ulcers usually form on or around the mouth, penis, vagina or the anus.

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